Order—Verbenaceæ.

Genus—Vitex.

Vitex littoralis, A. Cunn.

Puriri.—A large tree, 50ft. by 60ft. high; trunk 20ft. in girth, Wood hard, dark olive-brown, much used; said to be indestructible under all conditions. Grows in the northern parts of the North Island only. Considered very valuable for railway-sleepers.